Smyth, S. G. (1913). Our historical environments: An historical address concerning colonial and reolutionary events and other incidents occurring in Upper and Lower Merion and surrounding townships. [Conshohocken, Pa.: Conshohocken Recorder Print..

Smyth, Samuel Gordon. Our Historical Environments: An Historical Address Concerning Colonial and Reolutionary Events and Other Incidents Occurring in Upper and Lower Merion and Surrounding Townships. [Conshohocken, Pa.: Conshohocken Recorder Print., 1913.

Smyth, Samuel Gordon. Our Historical Environments: An Historical Address Concerning Colonial and Reolutionary Events and Other Incidents Occurring in Upper and Lower Merion and Surrounding Townships. [Conshohocken, Pa.: Conshohocken Recorder Print., 1913.